<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
    <!-- 引入样式 -->
    <link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">
    <!-- 引入组件库 -->
    <script src="https://unpkg.com/element-ui/lib/index.js"></script>
    <style>
        .el-header, .el-footer {
            background-color: #B3C0D1;
            color: #333;
            text-align: center;
            line-height: 60px;
        }

        .el-aside {
            background-color: #D3DCE6;
            color: #333;
            text-align: center;
            line-height: 200px;
        }

        .el-main {
            background-color: #E9EEF3;
            color: #333;
            text-align: center;
            line-height: 160px;
        }

        body > .el-container {
            margin-bottom: 40px;
        }

        .el-container:nth-child(5) .el-aside,
        .el-container:nth-child(6) .el-aside {
            line-height: 260px;
        }

        .el-container:nth-child(7) .el-aside {
            line-height: 320px;
        }
    </style>
</head>
<body>
    <div id="app" >
        <el-container>      
            <el-header>Header</el-header>      
            <el-container>        
                <el-aside width="200px">Aside</el-aside>        
                <el-container>          
                    <el-main>Main</el-main>          
                    <el-footer>Footer</el-footer>        
                </el-container>      
            </el-container>    
        </el-container>
        <!--<el-dropdown>-->
            <!--<el-button type="primary">-->
                <!--更多菜单<i class="el-icon-arrow-down el-icon&#45;&#45;right"></i>-->
            <!--</el-button>-->
            <!--<el-dropdown-menu slot="dropdown">-->
                <!--<el-dropdown-item>黄金糕</el-dropdown-item>-->
                <!--<el-dropdown-item>狮子头</el-dropdown-item>-->
                <!--<el-dropdown-item>螺蛳粉</el-dropdown-item>-->
                <!--<el-dropdown-item>双皮奶</el-dropdown-item>-->
                <!--<el-dropdown-item>蚵仔煎</el-dropdown-item>-->
            <!--</el-dropdown-menu>-->
        <!--</el-dropdown>-->
    </div>

    <script>
        new Vue({
            el:"#app"
        });
    </script>
</body>
</html>